Seiko Cal. 5685 - 251

The 5685-251 is a sought-after Automatic piece from Seiko's golden era. It features a Navy dial protected by a Sapphire crystal and offers 150m of water resistance. [seikata-wm-858408811345]

Also known as: Helmet

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

44mm

Case Thickness

15.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Navy

Jewels

24j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1974

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